Fig.15 shows A3, although the patient prefers B2 (the same shade for #10, Fig.14). Composite added to the mesial of #7 is unnoticeable. The composite helps closure of the diastema between the lateral and central incisors, when the crown is delivered for the latter.
Xin Wei, DDS, PhD, MS 1st edition 06/07/2016, last revision 01/09/2019